Quick view Vitamin B1 (Thiamine) Injection 100ml Compare MSRP: £14.48 Active Ingredients Thiamine hydrochloride 125 mg/mL How it works VITAMIN B1 INJECTION provides the essential vitamin Thiamine. Thiamine (Vitamin B1) plays an important role in the metabolism of carbohydrates, and energy production for all cells... Trustpilot Add to Cart Add to Cart